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Sequoia 404 N W&ct 1%ne <br /> l Walnut Creek,CA 94590' <br /> A7 (925)988-9600 - <br /> nalytical FAX(925)988-9673 <br /> Gettler Ryan,Inc -Dublin Project Unocal <br /> 6747 Sierra Court Suite J Project Number Unocal#5886 94568 Project MDeL Reported <br /> Dublin CA, rjanageranna p <br /> - Raiding= - - l7-Mar-0O 09 54-- - - <br /> Volatile Organic Compounds by EPA Method 8260A <br /> Sequoia Analytical -Walnut Creek <br /> - Rpo�g - <br /> Analyte Result Limit Units Dilution Batch Prepared Analyzed Method Notes <br /> MW41) (W003053-05)Water= Sampled 28-Feb-00 14 36 Received 01-Mar-0019.15------- <br /> Ethanol <br /> 1-Mar-0018.15=_ __Ethanol ND 500 ug4 1 OC10011 10-Mar-00 10-Ma-00 EPA 8260A <br /> tert-Butyl alcohol ND 100 <br /> Methyl tert-butyl ether ND 20 " ^ <br /> Di-isopropyl ether ND 20 <br /> Ethyl tert butyl ether ND 20 <br /> teat Amyl methyl ether ND 20 <br /> Surrogate Drbromofluoromethane 106% 50-150 <br /> Surrogate 41 Dichloroethaned4 110% 50-150 <br /> MW4S(WO03053-06)Water Sampled 28-Feb-0015 11 Received 01-Mar-00 18-15 <br /> Ethanol ND 500 ug/1 1 OC10011 10-Mar-00 10-Mar-00 EPA 8260A <br /> tert-Butyl alcohol ND 100 <br /> Methyl tert butyl ether 45 20 <br /> Di-isopropyl ether ND 20 ^ » ^ <br /> Ethyl tert-butyl ether ND 20 » ^ ^ <br /> tert Amyl methyl ether ND 20 <br /> Surrogate Dibromofluoromed=e 108% 50-150 <br /> Surrogate 1,2-Dichloroethaned4 112% 50-150 " ^ <br /> MW-5D(W003053-07)Water Sampled 28-Feb-00 12 06 Received 01-Mar-0018 15 <br /> Ethanol ND 500 ug/1 I OC10011 10-Marc-00 10-Mar-00 EPA 8260A <br /> tert-Butyl alcohol ND 100 <br /> Methyl text-butyl ether ND 20 <br /> Di-isopropyl ether ND 20 <br /> Ethyl tert-butyl ether ND 20 <br /> tertAmyl methyl ether ND 20 <br /> Surrogate Dibromofluoromedme 106% 50-150 ^ " <br /> Surrogate 42-Dichloroethane-d4 112% 50-150 <br /> Sequoia Analytical-Walnut Creek The re rultr m rhes report apply to the samples OW-Wed fn aacw dance wrth the ch-n of <br /> custody docwment Thin wwlAcal report must be reproduced in ur wa ety <br /> 0 <br /> Page 15 of 27 <br />